Watts Up With That?: During solar minimum, a sunspot takes aim at Earth – large solar flares possible

At present, we are very close to the solar minimum. So far in 2018, a total of 18 days (45%) have been without sunspots. But we have one now, a large one that surprised sunwatchers as it rotated into view February 4th. It’s at a place very near the equator, such that if it fires off…

2018-02-09 16:51

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